/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.facebook.presto.connector.thrift.clientproviders;

import com.facebook.presto.connector.thrift.api.PrestoThriftService;
import com.facebook.presto.spi.HostAddress;

import java.util.List;
import java.util.function.Function;

public interface PrestoThriftServiceProvider
{
    PrestoThriftService anyHostClient();

    PrestoThriftService selectedHostClient(List<HostAddress> hosts);

    default <V> V runOnAnyHost(Function<PrestoThriftService, V> call)
    {
        try (PrestoThriftService client = anyHostClient()) {
            return call.apply(client);
        }
    }
}
